CN108795074A - A kind of preparation method of lignin fibre - Google Patents

A kind of preparation method of lignin fibre Download PDF

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Publication number
CN108795074A
CN108795074A CN201810640280.0A CN201810640280A CN108795074A CN 108795074 A CN108795074 A CN 108795074A CN 201810640280 A CN201810640280 A CN 201810640280A CN 108795074 A CN108795074 A CN 108795074A
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China
Prior art keywords
agent
fire retardant
preparation
mould inhibitor
lignin fibre
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Withdrawn
Application number
CN201810640280.0A
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Chinese (zh)
Inventor
顾春林
孙宝珑
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CHUZHOU SANHE FIBER MANUFACTURING Co Ltd
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CHUZHOU SANHE FIBER MANUFACTURING Co Ltd
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Priority to CN201810640280.0A priority Critical patent/CN108795074A/en
Publication of CN108795074A publication Critical patent/CN108795074A/en
Withdrawn legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients
    • C04B40/0046—Premixtures of ingredients characterised by their processing, e.g. sequence of mixing the ingredients when preparing the premixtures
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224—Magnesium hydroxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/324—Alkali metal phosphate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Civil Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Fireproofing Substances (AREA)

Abstract

A kind of preparation method of lignin fibre, includes the following steps：A. lignocellulosic material is crushed through pulverizer, and is 70-80% by percent of pass when the screening of 1mm sieves；B. coarse whiting is crushed through pulverizer, percent of pass is 70-80% when crossing the screening of 1mm sieves；C. the product of step a and step b are mixed, and adds leavening agent, fire retardant, mould inhibitor and modifying agent；D. the material of step c is thoroughly mixed by blender；E. the product of step d is compressed by compressor；D. the product of step e is vacuum-packed；Each raw material used in it is as follows by weight percentage：Lignocellulosic material 60-80%, coarse whiting 20-40%, leavening agent 2-5%, fire retardant 5-10%, mould inhibitor 0.5-1%, modifying agent 2-5%.Advantages of the present invention is as follows：The combustibility of asphalt is can obviously reduce, there is apparent economic and social benefit, reduces security risk；Be used in Concrete Industry, can effectively improve the water-reducing rate of plain edition water-reducing agent, at the same can equivalent substitution high efficiency water reducing agent, reduce cost.

Description

A kind of preparation method of lignin fibre
Technical field
The invention belongs to lignin fibre preparing technical field more particularly to a kind of preparation methods of lignin fibre.
Background technology
Bituminous paving has the features such as stability is high, and surfacing seamless, driving is with small vibration, low noise.These features Largely have benefited from the additive in pitch.Wherein, lignin fibre is as a kind of fiber-like asphalt additive, The effects that absorption, thickening, stabilization, enhancing are played in asphalt, the face layer for being widely used for first-class road at present are built In.
Existing lignocellulosic, which has a single function, to be satisfied the use demand, it is therefore necessary to make improvements.
Invention content
The present invention provides a kind of preparation method of lignin fibre to solve known technology.
The present invention is adopted the technical scheme that solve known technology：A kind of lignin fibre Preparation method, include the following steps：
A. lignocellulosic material is crushed through pulverizer, and is 70-80% by percent of pass when the screening of 1mm sieves；
B. coarse whiting is crushed through pulverizer, percent of pass is 70-80% when crossing the screening of 1mm sieves；
C. the product of step a and step b are mixed, and adds leavening agent, fire retardant, mould inhibitor and modifying agent；
D. the material of step c is thoroughly mixed by blender；
E. the product of step d is compressed by compressor；
D. the product of step e is vacuum-packed；
Each raw material used in it is as follows by weight percentage：Lignocellulosic material 60-80%, coarse whiting 20- 40%, leavening agent 2-5%, fire retardant 5-10%, mould inhibitor 0.5-1%, modifying agent 2-5%.
Optimization, the mould inhibitor be biphenyl, o-phenyl phenol, 2- pyridine mercaptan -1- zinc oxide any one.
Optimization, the lignocellulosic material is newspaper or books.
Optimization, the modifying agent is sodium phosphate, sodium sulphate and lauryl sodium sulfate 39.5- by weight percentage 95%, 4-60%, 0.5-8% are mixed.
Optimization, the leavening agent is carbonate.
Optimization, the fire retardant be antimony oxide, magnesium hydroxide, aluminium hydroxide any one.
Optimization, each raw material is as follows by weight percentage：Lignocellulosic material 60%, coarse whiting 35%, leavening agent 3%, fire retardant 10%, mould inhibitor 0.7%, modifying agent 3%；
The mould inhibitor is biphenyl, and the lignocellulosic material is newspaper, and the modifying agent is sodium phosphate, sodium sulphate It is mixed with lauryl sodium sulfate by weight percentage 39.5%, 10%, 7%, the leavening agent is carbonate, described Fire retardant is antimony oxide.
Optimization, each raw material is as follows by weight percentage：Lignocellulosic material 80%, coarse whiting 20%, leavening agent 5%, fire retardant 7%, mould inhibitor 0.5%, modifying agent 5%；
The mould inhibitor be o-phenyl phenol, the lignocellulosic material be books, the modifying agent be sodium phosphate, Sodium sulphate and lauryl sodium sulfate by weight percentage 60%, 4%, 8% are mixed, and the leavening agent is carbonate, institute It is magnesium hydroxide to state fire retardant.
Optimization, each raw material is as follows by weight percentage：Lignocellulosic material 70%, coarse whiting 40%, leavening agent 2%, fire retardant 5%, mould inhibitor 1%, modifying agent 2%, the mould inhibitor are 2- pyridine mercaptan -1- zinc oxide, the wooden fibre The plain raw material of dimension is newspaper, the modifying agent be sodium phosphate, sodium sulphate and lauryl sodium sulfate by weight percentage 95%, 60%, it 0.8% is mixed, the leavening agent is carbonate, and the fire retardant is aluminium hydroxide.
The present invention has the advantage that as follows with good effect：
1. it is mixed to can obviously reduce pitch by adding fire retardant for a kind of lignin fibre preparation method proposed by the present invention The combustibility of material is closed, there is apparent economic and social benefit, reduces security risk.
2. a kind of lignin fibre preparation method proposed by the present invention is being used in concrete row by adding modifying agent Industry, can effectively improve the water-reducing rate of plain edition water-reducing agent, at the same can equivalent substitution high efficiency water reducing agent have to reduce cost Higher economic benefit.
Specific implementation mode
In order to further understand the content, features and effects of the present invention, hereby enumerating following embodiment.
Embodiment 1
A kind of lignin fibre preparation method of the present invention is explained in detail below：A kind of lignin fibre, it is described Formula is as follows by weight percentage：It is lignocellulosic material 60%, coarse whiting 35%, leavening agent 3%, fire retardant 10%, mould proof Agent 0.7%, modifying agent 3%.
The mould inhibitor is biphenyl, and the lignocellulosic material is newspaper, and the modifying agent is sodium phosphate, sodium sulphate It is mixed with lauryl sodium sulfate by weight percentage 39.5%, 10%, 7%, the leavening agent is carbonate, described Fire retardant is antimony oxide.
A kind of lignin fibre preparation method, includes the following steps：
A. above-mentioned lignocellulosic material is crushed through pulverizer, and is 70- by percent of pass when the screening of 1mm sieves 80%；
B. above-mentioned coarse whiting is crushed through pulverizer, percent of pass is 70-80% when crossing the screening of 1mm sieves；
C. the product of step a and step b are mixed, and adds leavening agent, fire retardant, mould inhibitor and modifying agent；
D. the material of step c is thoroughly mixed by blender；
E. the product of step d is compressed by compressor；
D. the product of step e is vacuum-packed.
Embodiment 2
A kind of lignin fibre preparation method of the present invention is explained in detail below：A kind of lignin fibre, it is described Formula is as follows by weight percentage：It is lignocellulosic material 80%, coarse whiting 20%, leavening agent 5%, fire retardant 7%, mould proof Agent 0.5%, modifying agent 5%, the mould inhibitor are o-phenyl phenol, and the lignocellulosic material is books, the modifying agent It is mixed for sodium phosphate, sodium sulphate and lauryl sodium sulfate by weight percentage 60%, 4%, 8%, the leavening agent is Carbonate, the fire retardant are magnesium hydroxide.
A kind of lignin fibre preparation method, includes the following steps：
A. above-mentioned lignocellulosic material is crushed through pulverizer, and is 70- by percent of pass when the screening of 1mm sieves 80%；
B. above-mentioned coarse whiting is crushed through pulverizer, percent of pass is 70-80% when crossing the screening of 1mm sieves；
C. the product of step a and step b are mixed, and adds leavening agent, fire retardant, mould inhibitor and modifying agent；
D. the material of step c is thoroughly mixed by blender；
E. the product of step d is compressed by compressor；
D. the product of step e is vacuum-packed.
Embodiment 3
A kind of lignin fibre preparation method of the present invention is explained in detail below：A kind of lignin fibre, it is described Formula is as follows by weight percentage：It is lignocellulosic material 70%, coarse whiting 40%, leavening agent 2%, fire retardant 5%, mould proof Agent 1%, modifying agent 2%, the mould inhibitor are 2- pyridine mercaptan -1- zinc oxide, and the lignocellulosic material is newspaper, institute It is that sodium phosphate, sodium sulphate and lauryl sodium sulfate by weight percentage 95%, 60%, 0.8% is mixed to state modifying agent, The leavening agent is carbonate, and the fire retardant is aluminium hydroxide.
A kind of lignin fibre preparation method, includes the following steps：
A. above-mentioned lignocellulosic material is crushed through pulverizer, and is 70- by percent of pass when the screening of 1mm sieves 80%；
B. above-mentioned coarse whiting is crushed through pulverizer, percent of pass is 70-80% when crossing the screening of 1mm sieves；
C. the product of step a and step b are mixed, and adds leavening agent, fire retardant, mould inhibitor and modifying agent；
D. the material of step c is thoroughly mixed by blender；
E. the product of step d is compressed by compressor；
D. the product of step e is vacuum-packed.
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form, Every any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to In the range of technical solution of the present invention.

Claims (9)

1. a kind of preparation method of lignin fibre, which is characterized in that include the following steps：
A. lignocellulosic material is crushed through pulverizer, and is 70-80% by percent of pass when the screening of 1mm sieves；
B. coarse whiting is crushed through pulverizer, percent of pass is 70-80% when crossing the screening of 1mm sieves；
C. the product of step a and step b are mixed, and adds leavening agent, fire retardant, mould inhibitor and modifying agent；
D. the material of step c is thoroughly mixed by blender；
E. the product of step d is compressed by compressor；
D. the product of step e is vacuum-packed；
Each raw material used in it is as follows by weight percentage：It is lignocellulosic material 60-80%, coarse whiting 20-40%, bulk Agent 2-5%, fire retardant 5-10%, mould inhibitor 0.5-1%, modifying agent 2-5%.
2. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that the mould inhibitor is connection Benzene, o-phenyl phenol, 2- pyridine mercaptan -1- zinc oxide any one.
3. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that the lignocellulosic is former Material is newspaper or books.
4. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that the modifying agent is phosphoric acid Sodium, sodium sulphate and lauryl sodium sulfate 39.5-95%, 4-60%, 0.5-8% by weight percentage are mixed.
5. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that the leavening agent is carbonic acid Salt.
6. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that the fire retardant is three oxygen Change two antimony, magnesium hydroxide, aluminium hydroxide any one.
7. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that each raw material percentage by weight It is as follows than counting：Lignocellulosic material 60%, coarse whiting 35%, leavening agent 3%, fire retardant 10%, mould inhibitor 0.7%, modifying agent 3%；
The mould inhibitor is biphenyl, and the lignocellulosic material is newspaper, and the modifying agent is sodium phosphate, sodium sulphate and 12 Sodium alkyl sulfate by weight percentage 39.5%, 10%, 7% is mixed, and the leavening agent is carbonate, and the fire retardant is Antimony oxide.
8. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that each raw material percentage by weight It is as follows than counting：Lignocellulosic material 80%, coarse whiting 20%, leavening agent 5%, fire retardant 7%, mould inhibitor 0.5%, modifying agent 5%；
The mould inhibitor is o-phenyl phenol, and the lignocellulosic material is books, and the modifying agent is sodium phosphate, sodium sulphate It is mixed with lauryl sodium sulfate by weight percentage 60%, 4%, 8%, the leavening agent is carbonate, described fire-retardant Agent is magnesium hydroxide.
9. a kind of preparation method of lignin fibre according to claim 1, which is characterized in that each raw material percentage by weight It is as follows than counting：Lignocellulosic material 70%, coarse whiting 40%, leavening agent 2%, fire retardant 5%, mould inhibitor 1%, modifying agent 2%, The mould inhibitor be 2- pyridine mercaptan -1- zinc oxide, the lignocellulosic material be newspaper, the modifying agent be sodium phosphate, Sodium sulphate and lauryl sodium sulfate by weight percentage 95%, 60%, 0.8% are mixed, and the leavening agent is carbonate, The fire retardant is aluminium hydroxide.
CN201810640280.0A 2018-06-21 2018-06-21 A kind of preparation method of lignin fibre Withdrawn CN108795074A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109554007A (en) * 2018-11-14 2019-04-02 湖南先锋建材有限公司 A kind of impervious anticracking waterproof coating and preparation method thereof that cohesive force is strong
CN109705600A (en) * 2018-12-28 2019-05-03 广州鸿绵合成材料有限公司 A kind of high-performance ligno cellulose fiber and preparation method
CN110550880A (en) * 2019-09-29 2019-12-10 淄博金力王工贸有限公司 Lignin fiber prepared from waste cotton linters and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101831192A (en) * 2010-05-18 2010-09-15 河海大学 Flame-retardant lignin fiber for roads and preparation method thereof
CN102030490A (en) * 2010-11-02 2011-04-27 北京厚德交通科技有限公司 Granular cellulose fibers for road construction and preparation method thereof
CN107033618A (en) * 2017-05-22 2017-08-11 海宁永欣科技咨询有限公司 A kind of cellulose fiber for road use and preparation method thereof
CN107129174A (en) * 2017-05-19 2017-09-05 山西宝路加交通科技有限公司 A kind of lignin fibre

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101831192A (en) * 2010-05-18 2010-09-15 河海大学 Flame-retardant lignin fiber for roads and preparation method thereof
CN102030490A (en) * 2010-11-02 2011-04-27 北京厚德交通科技有限公司 Granular cellulose fibers for road construction and preparation method thereof
CN107129174A (en) * 2017-05-19 2017-09-05 山西宝路加交通科技有限公司 A kind of lignin fibre
CN107033618A (en) * 2017-05-22 2017-08-11 海宁永欣科技咨询有限公司 A kind of cellulose fiber for road use and preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109554007A (en) * 2018-11-14 2019-04-02 湖南先锋建材有限公司 A kind of impervious anticracking waterproof coating and preparation method thereof that cohesive force is strong
CN109554007B (en) * 2018-11-14 2021-03-26 湖南先锋建材有限公司 Impervious anti-cracking waterproof coating with strong bonding force and preparation method thereof
CN109705600A (en) * 2018-12-28 2019-05-03 广州鸿绵合成材料有限公司 A kind of high-performance ligno cellulose fiber and preparation method
CN110550880A (en) * 2019-09-29 2019-12-10 淄博金力王工贸有限公司 Lignin fiber prepared from waste cotton linters and preparation method thereof
CN110550880B (en) * 2019-09-29 2021-10-29 山东金力王实业有限公司 Lignin fiber prepared from waste cotton linters and preparation method thereof

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